Memory use by which process Centos/RHEL/Fedora

# ps aux | awk '{if ($5 != 0 ) print $2,$5,$6,$11}' | sort -k2n

[root@microair ~]# ps aux | awk '{if ($5 != 0 ) print $2,$5,$6,$11}' | sort -k2n

PID VSZ RSS COMMAND

1960 4128 640 /usr/sbin/acpid

1706 6208 600 /sbin/portreserve

1781 6820 280 /usr/sbin/mcelog

1828 8404 368 /usr/sbin/fcoemon

396 11372 1408 /sbin/udevd

1815 12420 2636 /sbin/udevd

1816 12420 2408 /sbin/udevd

1803 13600 652 lldpad

2067 14912 596 tgtd

2068 14912 384 tgtd

2015 17856 1028 hald-addon-acpi:

1970 18156 1144 hald-runner

1767 19024 932 rpcbind

1 19408 1508 /sbin/init

2264 20088 408 dbus-launch

2014 20272 888 hald-addon-input:

2212 21544 392 /usr/sbin/atd

1941 23140 392 rpc.idmapd

1871 23396 1352 rpc.statd

1969 26524 5148 hald

2265 29648 912 /bin/dbus-daemon

1841 30080 1488 dbus-daemon

2158 32304 444 /usr/sbin/htcacheclean

144 36016 1352 /bin/plymouthd

1901 45020 488 /usr/sbin/wpa_supplicant

6667 49992 3956 /usr/libexec/polkit-1/polkitd

1856 55880 2320 /usr/sbin/modem-manager

2237 62312 416 /usr/sbin/certmonger

2082 66584 1228 /usr/sbin/sshd

2557 68876 1748 /usr/sbin/saslauthd

2559 68876 1664 /usr/sbin/saslauthd

2560 68876 1664 /usr/sbin/saslauthd

2561 68876 1732 /usr/sbin/saslauthd

2562 68876 1664 /usr/sbin/saslauthd

1852 80188 4416 NetworkManager

2108 93572 1688 /usr/sbin/exim

24965 100328 3984 sshd:

25145 106008 788 awk

2146 108116 804 abrt-dump-oops

2242 108516 1680 /bin/bash

1519 108520 1744 /bin/bash

24969 108520 1888 -bash

2134 110228 996 /usr/sbin/abrtd

25144 110244 1120 ps

2189 117256 1384 crond

2248 127460 16140 /usr/bin/Xorg

2268 131916 4084 /usr/libexec/gconfd-2

25146 155488 836 sort

2173 186424 5252 /usr/sbin/httpd

16817 186556 3684 /usr/sbin/httpd

631 186556 3684 /usr/sbin/httpd

632 186556 3804 /usr/sbin/httpd

633 186556 3756 /usr/sbin/httpd

634 186556 3684 /usr/sbin/httpd

635 186556 3784 /usr/sbin/httpd

636 186556 3684 /usr/sbin/httpd

637 186556 3684 /usr/sbin/httpd

638 186556 3848 /usr/sbin/httpd

1713 242988 1904 /sbin/rsyslogd

2253 251264 8452 /usr/bin/metacity

2251 270292 16956 /usr/bin/python2

2090 289524 196316 clamd

2047 381604 1652 automount

2246 412056 36420 /usr/bin/python2

6669 1031644 2480 /usr/sbin/console-kit-daemon

682 1106792 58480 /usr/bin/python

[root@microair ~]#